Milk and dairy foods are an important part of our diet, providing many nutrients including proteins, minerals and vitamins essential for growth, bone and dental health. It is therefore important that if you think that you or your baby may be allergic to cowsâ milk, you speak to a GP or Health Visitor about it.
The first cannon in Europe were probably used in Iberia, during the Islamic wars against Spain, in the 13th century; their use was also first documented in the Middle East around this time. English cannon were first used during the Hundred Years' War, at the Battle of CrÃ©cy, in 1346. It was during this period, the Middle Ages, that cannon became standardized, and more effective in both the anti-infantry and siege roles.
Gunpowder was, according to prevailing academic consensus, invented in the 9th century in China, and the earliest record of a written formula for gunpowder appears in the 11th century Song dynasty text, Wujing Zongyao.hinese military forces used gunpowder-based weapons (i.e. rockets, guns, cannons) and explosives (i.e. grenades and different types of bombs) against the Mongols when the Mongols attempted to invade and breach city fortifications on China's northern borders.